63142371 has 6 divisors (see below), whose sum is σ = 91205660. Its totient is φ = 42094908.

The previous prime is 63142363. The next prime is 63142397. The reversal of 63142371 is 17324136.

63142371 is a `hidden beast` number, since 631 + 4 + 23 + 7 + 1 = 666.

It is not a de Polignac number, because 63142371 - 2³ = 63142363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63142171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3507901 + ... + 3507918.

Almost surely, 2^63142371 is an apocalyptic number.

63142371 is a deficient number, since it is larger than the sum of its proper divisors (28063289).

63142371 is a wasteful number, since it uses less digits than its factorization.

63142371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7015825 (or 7015822 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 63142371 is about 7946.2174020096. The cubic root of 63142371 is about 398.2052319804.

The spelling of 63142371 in words is "sixty-three million, one hundred forty-two thousand, three hundred seventy-one".